package java67_3;

public class Yushu {

	public static void main(String[] args) {
//		int c = 16 % -7;
//		System.out.println(c);
		int card = 1942;
		double d = Math.random();// 0-1,包含0,不包含1
		// System.out.println(d);
		int luck = (int) (d * 10);// 0-9
		if (card / 100 % 10 == luck)
			System.out.println("幸运客户");
	}

}
